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What Is Hub Doubling?

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SilverCents's Avatar
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3281 Posts
 Posted 04/30/2020  12:52 pm Show Profile   Bookmark this topic Add SilverCents to your friends list Get a Link to this Message Number of Subscribers
So I've been trying to figure out what exactly is going on in this topic I've created:

http://goccf.com/t/373025

As you can see there is something going on in LIBERTY, and the LI or abnormally thick.

I've been told that this is Hub Doubling, mixed with MD. I was provided this link (Thank you John1):

http://www.error-ref.com/?s=hub+doubling

It talks about how hub doubling is a type of Doubled Die. This confused me as I saw no other difference between a Doubled Die and Hub Doubling, besides the fact that Hub Doubling is lighter and less severe.

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John1's Avatar
United States
56855 Posts
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SamCoin's Avatar
United States
3237 Posts
 Posted 04/30/2020  1:12 pm  Show Profile   Bookmark this reply Add SamCoin to your friends list Get a Link to this Reply
The hub is a negative of the die that is used to press the images into the dies. If a hub has doubling, every die it creates will have the same doubling.
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SilverCents's Avatar
United States
3281 Posts
 Posted 04/30/2020  1:14 pm  Show Profile   Bookmark this reply Add SilverCents to your friends list Get a Link to this Reply
Thank you John for the think, and Sam for the explanation.

It makes sense now, I understand. Now my question is, is hub doubling worth keeping?
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scstrawn's Avatar
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536 Posts
 Posted 04/30/2020  3:02 pm  Show Profile   Bookmark this reply Add scstrawn to your friends list Get a Link to this Reply
If hub doubling affects all the dies made from that hub, and there are quite a few made from each hub, and each die is used for around 200k coins, then the hub doubled coin is not going to be very rare/scarce.

Is it more valuable? Not really, but it may be interesting enough to keep regardless.
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coop's Avatar
United States
62064 Posts
 Posted 04/30/2020  4:51 pm  Show Profile   Bookmark this reply Add coop to your friends list Get a Link to this Reply
Actually the Master hub and the Working hubs are positives like the coins. It is the master die and the working dies that are negatives:
What-Is-Hub-Doubling?
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SilverCents's Avatar
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3281 Posts
 Posted 04/30/2020  5:12 pm  Show Profile   Bookmark this reply Add SilverCents to your friends list Get a Link to this Reply
Thank you all for the help.

Coop I actually saw your explanation a few hours ago on a post that was a couple years old I believe.

Very helpful!
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coop's Avatar
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62064 Posts
 Posted 04/30/2020  5:55 pm  Show Profile   Bookmark this reply Add coop to your friends list Get a Link to this Reply
I've always thought, seeing it, helps get the point across better, than reading about it. (Plus you don't have to type so much to get the point across. Post, boom! there is the answer. On to the next question.
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SilverCents's Avatar
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3281 Posts
 Posted 04/30/2020  6:16 pm  Show Profile   Bookmark this reply Add SilverCents to your friends list Get a Link to this Reply
I completely agree with you Coop, seeing it with imagery is always better for a newer person to the hobby than description alone.
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